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- In addition, the nitrogen rich gas is used for fuel tank pressurization during descent. 另外，在飛機降落過(guò)程中，富氮氣體還可用于油箱增壓。
- The objective with this thesis is to build a Black-Box model of the tank pressurization system in JAS 39 Gripen. 燃料電池以其發(fā)電效率高及燃料多元之特性，成為最具潛力的新能源技術(shù)，其中又以質(zhì)子交換膜型燃料電池發(fā)展最為興盛。
- Low Pressure Valve Options and Accessories Misc. 低壓閥門(mén)備選件和附件。
- The model comprehensively describes the distributed parameter effect in tank and is valuable in tank pressurization simulation field. 模型全面考慮了貯箱內的分布參數效應，適用于貯箱增壓計算領(lǐng)域。
- A direct-acting vent valve is tightest when tank pressures are 75 percent or less of set pressure. 當罐壓力為設定壓力的75%25或更低時(shí)，直接作用式通氣閥有最好的氣密性。
- A pilot-operated vent valve for pressure relief uses tank pressure, not weights or a spring, to keep the vent valve seat closed. 先導式通氣閥泄壓時(shí)利用儲罐壓力，而不是重力或彈簧外力，來(lái)保持通氣閥閥座關(guān)閉。
- Be sure to close test cock before pressurizing valve. 在重新對閥門(mén)加壓之前，請確認關(guān)閉測試旋塞閥。
- Characterized by the nonlinear and real-time system with considerable uncertainty, the accurate mathematic model of the control system of tank pressurization is quite difficult to be established. 火箭發(fā)動(dòng)機地面試驗中,低溫推進(jìn)劑貯箱增壓過(guò)程的傳熱、傳質(zhì)以及湍流流動(dòng)過(guò)程十分復雜。
- The chassis rack is placed inside a transportable trolley (Peli case), with handles and small wheels, filled of a o-ring and a pressurization valve to consent the use and the transport in extreme climatic conditions. 為適應極端惡劣的氣候和自然環(huán)境我們將設備安放在一個(gè)便攜式耐壓的，帶把手和小輪的高強度抗沖擊的箱體內。
- This force is maximum just before the vent valve opens, so leakage will not occur when tank pressure increases or when tank pressure is kept near the set point of the venting device. 在通氣閥打開(kāi)之前，這一作用力達到最大，所以在儲罐壓力增加時(shí)或儲罐壓力保持在通氣裝置設定壓力附近時(shí)，不會(huì )發(fā)生泄漏。
- tank pressurization system of LRE test-bed 試驗臺貯箱增壓系統
- If the pressure builds up excessively, the pressure valve opens to relieve the pressure. 如果油箱內壓力過(guò)高，則壓力閥開(kāi)啟，以降低壓力。
- Missile Tank Pressurization Unit 導彈儲箱增壓裝置
- Introducing the optimal structure mode of The twostep pressure valve,its veracity and its stability are best of all. 介紹了新型先導壓力閥的結構特點(diǎn),該閥準確性和穩定性好。
- The opening force available is essentially equal to the seat area times the tank pressure. 這個(gè)打開(kāi)閥座的作用力基本上等于閥座面積乘以?xún)迚毫Α?/li>
- When tank pressures are 90 percent or more of set pressure, seat leakage is common. 當罐壓力為設定壓力的90%25或更高是，閥座的泄露很常見(jiàn)。
- Electro-vacuum Differential Pressure Valve DYC-JQ electro-vacuum differential Pressure valve is a safely valve for mechanical vacuum pump. 是機械真空泵安全閥，安裝于機械真空泵的進(jìn)氣口，并與泵同步開(kāi)啟和關(guān)閉。
- Determine the level of temperature and pressure valve, the bolts, gasket material of choice has become the key to sealing flange. 確定閥門(mén)的溫度壓力等級之后，螺栓、墊片材料的選用就成了中法蘭密封的關(guān)鍵。
- NEVER use the Halting Mechanism with the Coal Dispenser Lever thrown and the Steam Pressure Valve closed, or the gears wilt be thrown from their track. 要添煤機杠桿和蒸氣壓力釋放閥門(mén)一起關(guān)閉才能使機器停止,將齒輪從他們的軌道被弄出來(lái)。
- Verification of the set pressure of a venting device after it has been installed on a storage tank can be accomplished by increasing the tank pressure or vacuum. 通氣裝置安裝到儲罐之后，通過(guò)增加罐的壓力和真空可以實(shí)現設定壓力的確認。
